Periodontal Pathogens and Their Links to Neuroinflammation and Neurodegeneration

Pathogens that play a role in the development and progression of periodontitis have gained significant attention due to their implications in the onset of various systemic diseases. Periodontitis is characterized as an inflammatory disease of the gingival tissue that is mainly caused by bacterial pa...

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Main Authors: David Visentin, Ivana Gobin, Željka Maglica
Format: Article
Language:English
Published: MDPI AG 2023-07-01
Series:Microorganisms
Subjects:
Online Access:https://www.mdpi.com/2076-2607/11/7/1832
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author David Visentin
Ivana Gobin
Željka Maglica
author_facet David Visentin
Ivana Gobin
Željka Maglica
author_sort David Visentin
collection DOAJ
description Pathogens that play a role in the development and progression of periodontitis have gained significant attention due to their implications in the onset of various systemic diseases. Periodontitis is characterized as an inflammatory disease of the gingival tissue that is mainly caused by bacterial pathogens. Among them, <i>Porphyromonas gingivalis</i>, <i>Treponema denticola</i>, <i>Fusobacterium nucleatum</i>, <i>Aggregatibacter actinomycetemcomitans</i>, and <i>Tannerella forsythia</i> are regarded as the main periodontal pathogens. These pathogens elicit the release of cytokines, which in combination with their virulence factors induce chronic systemic inflammation and subsequently impact neural function while also altering the permeability of the blood–brain barrier. The primary objective of this review is to summarize the existing information regarding periodontal pathogens, their virulence factors, and their potential association with neuroinflammation and neurodegenerative diseases. We systematically reviewed longitudinal studies that investigated the association between periodontal disease and the onset of neurodegenerative disorders. Out of the 24 studies examined, 20 showed some degree of positive correlation between periodontal disease and neurodegenerative disorders, with studies focusing on cognitive function demonstrating the most robust effects. Therefore, periodontal pathogens might represent an exciting new approach to develop novel preventive treatments for neurodegenerative diseases.
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spelling doaj.art-74a22a8e094341df85f691694667d7882023-11-18T20:37:05ZengMDPI AGMicroorganisms2076-26072023-07-01117183210.3390/microorganisms11071832Periodontal Pathogens and Their Links to Neuroinflammation and NeurodegenerationDavid Visentin0Ivana Gobin1Željka Maglica2Department of Biotechnology, University of Rijeka, 51000 Rijeka, CroatiaDepartment of Microbiology and Parasitology, Faculty of Medicine, University of Rijeka, 51000 Rijeka, CroatiaDepartment of Biotechnology, University of Rijeka, 51000 Rijeka, CroatiaPathogens that play a role in the development and progression of periodontitis have gained significant attention due to their implications in the onset of various systemic diseases. Periodontitis is characterized as an inflammatory disease of the gingival tissue that is mainly caused by bacterial pathogens. Among them, <i>Porphyromonas gingivalis</i>, <i>Treponema denticola</i>, <i>Fusobacterium nucleatum</i>, <i>Aggregatibacter actinomycetemcomitans</i>, and <i>Tannerella forsythia</i> are regarded as the main periodontal pathogens. These pathogens elicit the release of cytokines, which in combination with their virulence factors induce chronic systemic inflammation and subsequently impact neural function while also altering the permeability of the blood–brain barrier. The primary objective of this review is to summarize the existing information regarding periodontal pathogens, their virulence factors, and their potential association with neuroinflammation and neurodegenerative diseases. We systematically reviewed longitudinal studies that investigated the association between periodontal disease and the onset of neurodegenerative disorders. Out of the 24 studies examined, 20 showed some degree of positive correlation between periodontal disease and neurodegenerative disorders, with studies focusing on cognitive function demonstrating the most robust effects. Therefore, periodontal pathogens might represent an exciting new approach to develop novel preventive treatments for neurodegenerative diseases.https://www.mdpi.com/2076-2607/11/7/1832periodontal pathogensneuroinflammationneurodegeneration
spellingShingle David Visentin
Ivana Gobin
Željka Maglica
Periodontal Pathogens and Their Links to Neuroinflammation and Neurodegeneration
Microorganisms
periodontal pathogens
neuroinflammation
neurodegeneration
title Periodontal Pathogens and Their Links to Neuroinflammation and Neurodegeneration
title_full Periodontal Pathogens and Their Links to Neuroinflammation and Neurodegeneration
title_fullStr Periodontal Pathogens and Their Links to Neuroinflammation and Neurodegeneration
title_full_unstemmed Periodontal Pathogens and Their Links to Neuroinflammation and Neurodegeneration
title_short Periodontal Pathogens and Their Links to Neuroinflammation and Neurodegeneration
title_sort periodontal pathogens and their links to neuroinflammation and neurodegeneration
topic periodontal pathogens
neuroinflammation
neurodegeneration
url https://www.mdpi.com/2076-2607/11/7/1832
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AT zeljkamaglica periodontalpathogensandtheirlinkstoneuroinflammationandneurodegeneration